Unity Deferred It was an awfully complicated week to be a Hillary supporter. Her voters headed into the Democratic National Convention in Denver with anger, with threats to reprise 1968. Then came the swelling of pride, as Senator Hillary Rodham Clinton gave what many considered the speech of her life. But, oh, the regret: if only she had campaigned with that kind of oratory! By the time Mrs. Clinton graciously called for the convention to nominate Senator Barack Obama by acclamation, some of her supporters were working their way toward acceptance, wiping tears but nodding as she declared that the...